Insect and Disease Management

Our Plant Health Care Programs are designed to protect your trees and shrubs from insects and disease in an environmentally sound manor.

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Deep Root Fertilization

Our organic-based fertilizer gives your trees and shrubs the nutrients they need in order to thrive. We focus on the root and soil relationship.

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Deep Root Watering

Deep root watering your trees has a tremendous impact on the overall health of your plants. A hydrated tree is more resistant to insects and diseases.

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Emerald Ash Borer

Emerald Ash Borer has killed 10s of millions of Ash tree in 21 states. We have many different treatment options to protect your Ash trees.

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Mountain Pine Beetle

Mountain Pine Beetle is a common pest that effects Pines in the Denver area. Donovan Arborists can help protect your Pine trees from the devastating pest.

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IPS Engraver Beetle

IPS Beetle is a common pest of Pines and Spruce trees in the Denver area. Prevention is key as this is one of a few insects that can kill a mature tree.

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